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Optical multiplex systems
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Time-division multiplex systems
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Patents Grants
last 30 patents
Information
Patent Grant
Wavelength-division multiplexed links with built-in clock forwarding
Patent number
12,160,307
Issue date
Dec 3, 2024
NVIDIA Corporation
Mir Ashkan Seyedi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmitting apparatus, receiving apparatus, communication system,...
Patent number
12,155,460
Issue date
Nov 26, 2024
NEC Corporation
Yuma Kase
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Retail light-based sensor-driven messaging systems
Patent number
12,125,330
Issue date
Oct 22, 2024
John C. S. Koo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Frequency division multiple access optical subcarriers
Patent number
12,095,546
Issue date
Sep 17, 2024
Infinera Corporation
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for pulsed laser optical data transmission with receiver rec...
Patent number
12,034,527
Issue date
Jul 9, 2024
NEWPHOTONICS Ltd.
Yosef Ben-Ezra
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
PON optical data receiver with tolerance to rapid drift of center w...
Patent number
12,028,154
Issue date
Jul 2, 2024
Nokia Solutions and Networks Oy
Haoshuo Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Time division multiple access optical subcarriers
Patent number
11,990,985
Issue date
May 21, 2024
Infinera Corporation
Amir Jafari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Flexible rate passive optical network incorporating use of delay mo...
Patent number
11,973,537
Issue date
Apr 30, 2024
Doutje Van Veen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data transmission method and apparatus in optical transport network
Patent number
11,967,992
Issue date
Apr 23, 2024
Huawei Technologies Co., Ltd.
Wei Su
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical modulator
Patent number
11,949,498
Issue date
Apr 2, 2024
Cisco Technology, Inc.
Thomas Duthel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and methods for coherent PON architecture and burst-mode rec...
Patent number
11,949,497
Issue date
Apr 2, 2024
Cable Television Laboratories, Inc.
Zhensheng Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission device, optical transmission system and method...
Patent number
11,923,968
Issue date
Mar 5, 2024
Fujitsu Limited
Yuji Tochio
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Station-side device, optical communication system, and search method
Patent number
11,916,659
Issue date
Feb 27, 2024
Mitsubishi Electric Corporation
Mitsuya Morimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength multiplexing communication system and wavelength multipl...
Patent number
11,888,581
Issue date
Jan 30, 2024
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data center architecture utilizing optical switches
Patent number
11,871,163
Issue date
Jan 9, 2024
Juniper Networks, Inc.
Adel Saleh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency division multiple access optical subcarriers
Patent number
11,824,628
Issue date
Nov 21, 2023
Infinera Corporation
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication method, communications device, and storage medium
Patent number
11,824,960
Issue date
Nov 21, 2023
Huawei Technologies Co., Ltd.
Aini Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual-mode commercial messaging systems
Patent number
11,798,337
Issue date
Oct 24, 2023
John C. S. Koo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical-time-division-multiplexed transmission system using sinusoi...
Patent number
11,799,556
Issue date
Oct 24, 2023
Korea Advanced Institute of Science and Technology
Yun Chur Chung
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency division multiple access optical subcarriers
Patent number
11,791,893
Issue date
Oct 17, 2023
Infinera Corporation
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmitter for transmitting multilevel optical signals
Patent number
11,736,201
Issue date
Aug 22, 2023
Fujitsu Limited
Shinsuke Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Legacy time division multiplexing (TDM) service support in a packet...
Patent number
11,736,216
Issue date
Aug 22, 2023
Ciena Corporation
Christopher John Brown
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system and master station
Patent number
11,736,186
Issue date
Aug 22, 2023
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Retail light-based sensor-driven messaging systems
Patent number
11,727,737
Issue date
Aug 15, 2023
John C. S. Koo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for obtaining ODN logical topology information...
Patent number
11,722,217
Issue date
Aug 8, 2023
Huawei Technologies Co., Ltd.
Yuming Xie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for mapping and de-mapping in an optical trans...
Patent number
11,722,238
Issue date
Aug 8, 2023
Huawei Technologies Co., Ltd.
Maarten Vissers
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
FlexO/ZR asynchronous adaptation using a variable length frame
Patent number
11,695,494
Issue date
Jul 4, 2023
Ciena Corporation
Andrew McCarthy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for allocating a point-to-point channel to a user module of...
Patent number
11,683,114
Issue date
Jun 20, 2023
ORANGE
Fabrice Bourgart
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical demultiplexer, optical separation device, optical transmiss...
Patent number
11,652,563
Issue date
May 16, 2023
Nippon Telegraph and Telephone Corporation
Kana Masumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency division multiple access optical subcarriers
Patent number
11,637,630
Issue date
Apr 25, 2023
Infinera Corporation
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
COHERENT OPTICAL RECEIVER WITH TUNABLE LOCAL OSCILLATOR
Publication number
20240364426
Publication date
Oct 31, 2024
Nokia Solutions and Networks Oy
Brian Stern
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL REPEATER DEVICE AND RELAY METHOD
Publication number
20240322907
Publication date
Sep 26, 2024
Kabushiki Kaisha Toshiba
Kyosuke DOBASHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SERVICE DATA PROCESSING METHOD AND APPARATUS
Publication number
20240322934
Publication date
Sep 26, 2024
Huawei Technologies Co., Ltd
Shuqian Zheng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM FOR PULSED LASER OPTICAL DATA TRANSMISSION WITH RECEIVER REC...
Publication number
20240313879
Publication date
Sep 19, 2024
NEWPhotonics Ltd.
Yosef Ben-Ezra
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAY APPARATUS, OPTICAL ACCESS SYSTEM AND RELAY METHOD
Publication number
20240284081
Publication date
Aug 22, 2024
Nippon Telegraph and Telephone Corporation
Yumiko SENOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AUTONOMOUS TOPOLOGY REALIZATION FOR TILT CONTROL IN AN OPTICAL SEGMENT
Publication number
20240250881
Publication date
Jul 25, 2024
Infinera Corp.
Sanjeev Ramachandran
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM OF DYNAMIC OPTICAL INTELLIGENT COMPUTING
Publication number
20240223299
Publication date
Jul 4, 2024
TSINGHUA UNIVERSITY
Lu FANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR PERFORMING SPREAD SPECTRUM OPTICAL SPECTRO...
Publication number
20240129054
Publication date
Apr 18, 2024
CIENA CORPORATION
Brandon Taylor Buscaino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHOTONIC PRECISION DELAY COMPONENT FOR HIGH DYNAMIC DELAY RANGE
Publication number
20240089076
Publication date
Mar 14, 2024
IHP GmbH-Innovations for High Performance Microelectronics/Leibniz-Instit. für
Gerhard KAHMEN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYNCHRONIZATION IN OPTICAL WIRELESS NETWORKS FOR INTERFERENCE SUPPR...
Publication number
20240056183
Publication date
Feb 15, 2024
SIGNIFY HOLDING B.V.
Andries VAN WAGENINGEN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION METHOD, COMMUNICATIONS DEVICE, AND STORAGE MEDIUM
Publication number
20240040018
Publication date
Feb 1, 2024
Huawei Technologies Co., Ltd
Aini LI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION DEVICE, OPTICAL ACCESS SYSTEM AND OPTICAL COM...
Publication number
20230421283
Publication date
Dec 28, 2023
Nippon Telegraph and Telephone Corporation
Yumiko SENOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM FOR PULSED LASER OPTICAL DATA TRANSMISSION WITH RECEIVER REC...
Publication number
20230361906
Publication date
Nov 9, 2023
NEWPhotonics Ltd.
Yosef Ben-Ezra
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WAVELENGTH-DIVISION MULTIPLEXED LINKS WITH BUILT-IN CLOCK FORWARDING
Publication number
20230361905
Publication date
Nov 9, 2023
NVIDIA Corporation
Mir Ashkan Seyedi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM AND METHOD FOR CONTROLLING COMMUNICATION SYSTEM
Publication number
20230344521
Publication date
Oct 26, 2023
NEC CORPORATION
Yutaka YANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RETAIL LIGHT-BASED SENSOR-DRIVEN MESSAGING SYSTEMS
Publication number
20230326272
Publication date
Oct 12, 2023
John C. S. Koo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COMMUNICATION APPARATUS, COMMUNICATION SYSTEM, COMMUNICATION METHOD...
Publication number
20230291481
Publication date
Sep 14, 2023
NEC Corporation
Tadashi Koga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION DEVICE, COMMUNICATION METHOD, COMMUNICATION SYSTEM AN...
Publication number
20230275682
Publication date
Aug 31, 2023
Nippon Telegraph and Telephone Corporation
Takamitsu TOCHINO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Time-Division Multiplexing (TDM) Scheduling in a Network Adapter
Publication number
20230239068
Publication date
Jul 27, 2023
MELLANOX TECHNOLOGIES, LTD.
Dotan David Levi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMITTING APPARATUS, RECEIVING APPARATUS,COMMUNICATION SYSTEM, A...
Publication number
20230198654
Publication date
Jun 22, 2023
NEC Corporation
Yuma KASE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
STATION-SIDE DEVICE, OPTICAL COMMUNICATION SYSTEM, AND SEARCH METHOD
Publication number
20230163873
Publication date
May 25, 2023
Mitsubishi Electric Corporation
Mitsuya MORIMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND MASTER STATION
Publication number
20230155674
Publication date
May 18, 2023
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FREQUENCY DIVISION MULTIPLE ACCESS OPTICAL SUBCARRIERS
Publication number
20230092560
Publication date
Mar 23, 2023
Infinera Corporation
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PON OPTICAL DATA RECEIVER WITH TOLERANCE TO RAPID DRIFT OF CENTER W...
Publication number
20230081925
Publication date
Mar 16, 2023
Nokia Solutions and Networks Oy
Haoshuo CHEN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FREQUENCY DIVISION MULTIPLE ACCESS OPTICAL SUBCARRIERS
Publication number
20230061657
Publication date
Mar 2, 2023
Infinera Corporation
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMPUTING NETWORK PHYSICAL LAYER DEVICE INCLUDING PORT EXPANDER, AN...
Publication number
20230023258
Publication date
Jan 26, 2023
Soren R. F. Laursen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMITTER FOR TRANSMITTING MULTILEVEL OPTICAL SIGNALS
Publication number
20230019673
Publication date
Jan 19, 2023
Fujitsu Limited
Shinsuke Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FlexO/ZR asynchronous adaptation using a variable length frame
Publication number
20230006759
Publication date
Jan 5, 2023
CIENA CORPORATION
Andrew McCarthy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR OPTICAL PULSE SEQUENCE GENERATION
Publication number
20230006760
Publication date
Jan 5, 2023
UNIVERSITY OF SOUTHAMPTON
Ke LI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TIME DIVISION MULTIPLE ACCESS OPTICAL SUBCARRIERS
Publication number
20230006737
Publication date
Jan 5, 2023
Infinera Corporation
Amir Jafari
H04 - ELECTRIC COMMUNICATION TECHNIQUE